NSM2012-10B3R-DSPR

Current Sensors Overview

The NSM2012-10B3R-DSPR is a high-accuracy integrated path current sensor based on Hall effect principles, manufactured by NOVOSENSE. It features an extremely low on-resistance of 1.2mΩ to minimize heat loss and provides 3kV high isolation. The device supports bidirectional current detection with a measurement range of ±10A and a sensitivity of 100mV/A. It operates within a supply voltage range of 4.5V to 5.5V and maintains functionality across a temperature range of -40°C to +125°C. Key electrical parameters include a bandwidth of 400kHz, a response time of 1.5µs, and an accuracy of ±2.5%. The component is housed in an 8-SOIC package.

Current Sensors Feature Summary

• Integrated path design with differential Hall pairs for strong common-mode field rejection
• High isolation capability allowing direct sensing without external protection devices
• Supports both proportional and fixed output modes for flexible ADC interfacing
• Incorporates precise temperature compensation and factory calibration for stability

Current Sensors Applications

• High-side current detection in power systems
• Motor control applications requiring bidirectional sensing
• Industrial automation equipment monitoring
• Power supply circuit protection

Current Sensors Procurement Notes

Verify the specific suffix 'B3' indicates the 3.3V supply variant rather than the standard 5V version found in other models like B5. Confirm the package type matches the required PCB footprint. Ensure the order quantity aligns with the manufacturer's standard packaging specifications. Cross-reference the datasheet revision date to ensure compatibility with latest design guidelines. Validate that the selected variant meets the specific isolation voltage requirements of the target application.

Current Sensors Selection Notes

Select this model when a low on-resistance of 1.2mΩ is critical for minimizing power dissipation in high-current paths. Choose the NSM2012-10B3R-DSPR specifically if the system requires a 3.3V supply voltage instead of the standard 5V option. This part is suitable for applications demanding high isolation levels up to 3kVrms without additional protective components. Consider this sensor for designs needing fast response times and wide bandwidth for dynamic load monitoring.

Current Sensors Part Context

The NSM2012 series represents NOVOSENSE's advanced integrated path current sensors designed for high-performance industrial applications. This family utilizes innovative isolation technology to achieve high breakdown voltages while maintaining signal integrity. The NSM2012-10B3R-DSPR is a specific variant within this lineup, tailored for lower current ranges compared to higher-amperage counterparts. It shares core architectural features with the broader series, including differential Hall sensing and robust thermal management capabilities.

Current Sensors Replacement Considerations

NSM2012-10B5R-DSPR

Current Sensors FAQ

What is the difference between the B3 and B5 suffixes in the NSM2012 series?

The suffix indicates the supply voltage requirement; B3 denotes a 3.3V supply version, while B5 denotes a 5V supply version.

Does the NSM2012-10B3R-DSPR require external programming for calibration?

No, the device includes precise temperature compensation algorithms and factory calibration, eliminating the need for secondary programming by the customer.